Ultramarine

#0A1191

General Information about #0A1191

The hexadecimal color code #0A1191 represents a dark shade of blue, often referred to as ultramarine. It is composed of 3.92% red, 6.67% green, and 56.86% blue. In the RGB color model, this corresponds to R:10, G:17, B:145. Ultramarine is a color historically derived from the precious stone lapis lazuli, making it a highly valued pigment. It's known for its intense and deep blue hue. In color theory, ultramarine is associated with feelings of trust, loyalty, wisdom, confidence, intelligence, faith, truth, and heaven. It is frequently employed in corporate branding to convey stability and reliability. Its hex code, #0A1191, signifies a specific point within the blue color spectrum, offering designers a precise way to incorporate this shade into their projects.

The hex color #0A1191, a deep ultramarine, presents some accessibility challenges, especially when used as a background color. Its low luminance value requires careful consideration of the foreground text color to ensure sufficient contrast for readability. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. When using #0A1191 as a background, pairing it with a light color like #FFFFFF (white) or #FFFFE0 (light yellow) is advisable. Avoid using dark or similarly hued colors as foreground text as they will likely fail accessibility standards. Tools like WebAIM's contrast checker can be used to verify the contrast ratio. Also, when using this color, consider providing alternative visual cues or text descriptions for users with color vision deficiencies.

Shades

Digital Color Formats

RGB
10 17 145
RGB10 17 145
Red
Green
Blue
HSL
236.89 87.1% 30.39%
236.8987.130.39HSL
Hue
Saturation
Lightness
HWB
236.89 3.92% 43.14%
236.893.9243.14HWB
Hue
Whiteness
Blackness
hex#0A1191
rgb10 17 145
hsl236.89 87.1% 30.39%
cmyk93.1% 88.28% 0% 43.14%
hwb236.89 3.92% 43.14%
xyz5.44 2.51 26.99
CMYK
93.1% 88.28% 0% 43.14%
93.188.28043.14CMYK
Cyan
Magenta
Yellow
Key
XYZ
5.44 2.51 26.99
5.442.5126.99XYZ
X
Y
Z

Alternative colors

Applications

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